141822261 has 12 divisors (see below), whose sum is σ = 234119392. Its totient is φ = 81041256.

The previous prime is 141822259. The next prime is 141822293. The reversal of 141822261 is 162228141.

It is not a de Polignac number, because 141822261 - 2¹ = 141822259 is a prime.

It is a super-2 number, since 2×141822261² = 40227107430304242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141822661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1125511 + ... + 1125636.

Almost surely, 2^141822261 is an apocalyptic number.

It is an amenable number.

141822261 is a deficient number, since it is larger than the sum of its proper divisors (92297131).

141822261 is a wasteful number, since it uses less digits than its factorization.

141822261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251160 (or 2251157 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 141822261 is about 11908.9151898903. The cubic root of 141822261 is about 521.4925817387.

The spelling of 141822261 in words is "one hundred forty-one million, eight hundred twenty-two thousand, two hundred sixty-one".